html,
body {
    width: 100%;
    height: 100%;
}

.banner_out {
    width: 100%;
    height: 100%;
    padding-left: 220px;
}

li {
    list-style: none;
}

.banner_out img {
    max-width: 300px;
    max-height: 150px;
}

.banner_out hr {
    height: 1px;
    background: #ccc;
}

.upfile {
    position: absolute;
    top: 0;
    width: 70px;
    opacity: 0;
}

.join {
    margin-top: 10px;
}

.join input {
    margin-top: 5px;
}
#upOffic {
    margin-top: 5px;
}